Photos: Behind the scenes at Gazelle's processing plant

Used smartphones at Gazelle

Learn about Gazelle and ecoATM here: How Gazelle will turn 4 million recycled smartphones into quick cash this year and Video: How ecoATM turns smartphones into gold

Image: Derek Poore/TechRepublic

By Teena Maddox

Teena Maddox is Associate Managing Editor at TechRepublic. She oversees production of TechRepublic's downloads and TechRepublic Premium. Teena also covers hardware devices, IoT, smart cities and wearables. She ties together the style and substance of...